-220=4(1-7x)

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Solution for -220=4(1-7x) equation: 



-220=4(1-7x)

We move all terms to the left:

-220-(4(1-7x))=0

We add all the numbers together, and all the variables

-(4(-7x+1))-220=0



We calculate terms in parentheses: -(4(-7x+1)), so:

4(-7x+1)

We multiply parentheses

-28x+4

Back to the equation:

-(-28x+4)



We get rid of parentheses

28x-4-220=0

We add all the numbers together, and all the variables

28x-224=0

We move all terms containing x to the left, all other terms to the right

28x=224

x=224/28

x=8

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